original description
Zhu, X. (1995). Gastropoda. In: Sha, J.-G. (ed.), Palaeontology of Hoh Xil region, Qinghai, pp. 69–81, pls 18–23. Science Press, Beijing.
page(s): 79, pl. 22, figs 1-14, pl. 23, figs 9-12 [details]
additional source
Haszprunar, G. (2022). An update to the 2014 nomenclator of Valvatidae. <em>ZooKeys.</em> 1092: 147-194., available online at https://doi.org/10.3897/zookeys.1092.80548
page(s): 153 [details] Available for editors [request]
original description (unavailable nomenclaturally)
Youluo. (1978). Early Tertiary gastropod fossils from the coastal region of Bohai [in Chinese]. <em>Paleontological and Geological Research Institute, Nanjing.</em> vi + 157 pp., 33 pls.
page(s): 30, pl. 3, figs 22-28 [details] Available for editors [request]
From editor or global species database
Original description Authorship attributed to "Youluo, 1978", which refers to a paper published by a group of authors without naming them. According to ICZN Art. 14, names published anonymously after 1950 are not available. Zhu (1995) provided descriptive characters and referred to Youluo's description and made the name available. [details]